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| Excellent Nathan. Is it possible with expressions to make the grey blocks repel each other too? (i’m not asking you to do it, I’m just interested whether it’s possible with expressions). Thanks. On Thursday, 16 January 2020, Cary Spenser <AE-List@media-motion.tv> wrote: > Nathan - > Really helpful to rocket my understanding of scripting. > Thanks! > Cary > On Wed, Jan 15, 2020 at 1:15 PM Nathan Shipley <AE-List@media-motion.tv> wrote: > > Henry, > Here's something really basic I just whipped up that simply moves layers away from a null. It just pushes objects away from where the null is when they're closer than the "Distance Threshold" control. You can increase the amount that they move with "Move Away Multiplier." > Just paste the position expression from one of the solids to your own layers and it should work or at least be a starting point to tinker further. Expression pasted below as well: > Here's a quick screencapture showing what it does: > https://www.dropbox.com/s/97yymslvdmjgeez/MoveAwayDemo_01.mp4?dl=0 > > And here's the .AEP: > https://www.dropbox.com/s/8g3scef520fir3r/MoveAwayExpression_NS_01.aep?dl=0 > > Not fancy but maybe helpful? >  - Nathan > p = transform.position; > nullPos = thisComp.layer("Parent And Controls").transform.position; > distanceThreshold = thisComp.layer("Parent And Controls").effect("Distance Threshold")("Slider"); > moveAwayMult = thisComp.layer("Parent And Controls").effect("Move Away Muliplier")("Slider"); > > distance = length(p, nullPos); > > if (distance < distanceThreshold) { >   distanceMult = (Math.log(distanceThreshold / distance)) * moveAwayMult; >   delta = nullPos - p; >   nDelta = (normalize(delta)); >   newPos = p - nDelta * distanceMult; > } else { >   p > } > > On Wed, Jan 15, 2020 at 9:13 AM henry birdseye <AE-List@media-motion.tv> wrote: > > This is true. If I had any sort of budget at all this would be ideal. > > About a decade ago, ways of doing this abounded on the interwebz... > those links have since passed on. Character Animator has a physics > engine I may explore. > > > On 1/15/2020 11:00 AM, Peter Lund wrote: >> Hi, >> >> i gutes you need something like this. >> >> |
